1999

7.5

2005

4.9

1972

6.2

2006

7.4

2014

6.3

2004

6.7

2017

2.0

2004

5.3

1992

7.4

1973

5.0

2013

5.8

2016

3.0

1930

6.8

2002

6.4

1995

5.9

2023

6.1

1982

6.2

2021

6.0

1969

7.2

2008

3.0